Fan hub



FIG. 1 is an environmental perspective view of a fan hub, in accordance with the present invention;

FIG. 2 is an enlarged front elevational view thereof;

FIG. 3 is an enlarged rear elevational view thereof;

FIG. 4 is an enlarged left side elevational view thereof;

FIG. 5 is an enlarged right side elevational view thereof;

FIG. 6 is an enlarged top plan view thereof;

FIG. 7 is an enlarged bottom plan view thereof; and,

FIG. 8 is a greatly enlarged cross-sectional view taken along the line 8—8 in FIG. 3.

The broken line showing of environmental structure of FIG. 1 is for illustrative purpose only and forms no part of the claimed design. 

The ornamental design for a fan hub, as shown and described. 